> Scenes had to be added to pad out the runtime to the requisite length. These additional scenes include a lengthy sequence in which Pinback does battle with an alien in the form of a beach ball with clawed feet.
(if you are concerned about spoiling the ending of the movie, you may prefer to watch the entire film from the start rather than clicking the above link)
https://www.youtube.com/watch?v=vywgEsuyGEY
I have a hazy memory of a scene where the beach ball alien is punctured and is propelled about the room like a deflating balloon.
> its most famous scene consists of an existential debate between an astronaut and a sentient bomb
https://www.youtube.com/watch?v=h73PsFKtIck
(if you are concerned about spoiling the ending of the movie, you may prefer to watch the entire film from the start rather than clicking the above link)